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2. “MSC Nastran Quick Reference Guide, 2018”, https://simcompanion.mscsoftware.com/infocenter/index.
3. COMSOL Ray trace, https://www.comsol.com/ray-optics-module.
4. SigFit Sygmadyne, https://sigmadyne.com/
5. Integration of a thermo-structural analysis with an optical mode l for PEPSI polarimeter;Di Varano,2011